Question: What is { Publication Date } of { Sonic Hedgehog } which is { Platform } is { Sega Mega Drive }?
Paraphrase: The release date of Sonic the Hedgehog for Sega Mega Drive
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q37123 p:P577 ?s . ?s ps:P577 ?obj . ?s pq:P400 wd:Q10676 }